//
// AWS Manager - A free AWS console application demonstrating advanced concepts
// Copyright (C) 2008-2010 Sean O'Dell. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
/*
 * ssh.java
 *
 * Created on Aug 9, 2008, 9:44:24 PM
 */
package awsmanager;

import com.awsmanager.common.EC2Instance;
import com.sun.data.provider.RowKey;
import com.sun.rave.web.ui.appbase.AbstractPageBean;
import com.sun.webui.jsf.component.DropDown;
import com.sun.webui.jsf.component.Form;
import com.sun.webui.jsf.component.TabSet;
import com.sun.webui.jsf.component.TextField;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import javax.faces.FacesException;
import javax.faces.event.ValueChangeEvent;

/**
 * <p>Page bean that corresponds to a similarly named JSP page.  This
 * class contains component definitions (and initialization code) for
 * all components that you have defined on this page, as well as
 * lifecycle methods and event handlers where you may add behavior
 * to respond to incoming events.</p>
 *
 * @author Sean ODell
 */
public class ssh extends AbstractPageBean {
    // <editor-fold defaultstate="collapsed" desc="Managed Component Definition">

    /**
     * <p>Automatically managed component initialization.  <strong>WARNING:</strong>
     * This method is automatically generated, so any user-specified code inserted
     * here is subject to being replaced.</p>
     */
    private void _init() throws Exception {
    }
    private DropDown ddl_InstanceIDs = new DropDown();

    public DropDown getDdl_InstanceIDs() {
        return ddl_InstanceIDs;
    }

    public void setDdl_InstanceIDs(DropDown dd) {
        this.ddl_InstanceIDs = dd;
    }
    private TextField tf_InstanceID = new TextField();

    public TextField getTf_InstanceID() {
        return tf_InstanceID;
    }

    public void setTf_InstanceID(TextField tf) {
        this.tf_InstanceID = tf;
    }
    private TextField tf_DNSName = new TextField();

    public TextField getTf_DNSName() {
        return tf_DNSName;
    }

    public void setTf_DNSName(TextField tf) {
        this.tf_DNSName = tf;
    }
    private Form form1 = new Form();

    public Form getForm1() {
        return form1;
    }

    public void setForm1(Form f) {
        this.form1 = f;
    }
    private String appletStr = new String();

    public String getappletStr() {
        return appletStr;
    }

    public void setappletStr(String dnsName) {

        Properties awsProps = getSessionBean1().getAWSProps();
        Map sshInfo = getSessionBean1().getSshInfo();

        if (sshInfo == null) {
            sshInfo = new HashMap();
        }

        String headerStr = new String();
        String appStr = new String();

        headerStr = headerStr + "<div style=\"text-align: center;\">";
        headerStr = headerStr + "<font style=\"font-weight: bold; font-family: Arial;  font-size: 14px;\">";
        headerStr = headerStr + "Closing this window will close the associated ssh terminal window.</font><p>";

        headerStr = headerStr + "<font style=\"font-weight: bold; font-family: Arial;  font-size: 12px;\">";
        headerStr = headerStr + "Instance host name: " + dnsName + "</font><p>";

        appStr = appStr + "<applet width = \"100\" height = \"100\" archive = \"mindterm.jar\" ";
        appStr = appStr + "code=\"com.mindbright.application.MindTerm.class\" ";
        appStr = appStr + "codebase=\"resources/codebase/\" style = \"border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1\" > ";
        appStr = appStr + "<param name=\"server\" value=\"" + dnsName + "\"> ";
        appStr = appStr + "<param name=\"username\" value=\"" + awsProps.getProperty("ssh.user") + "\">";
        appStr = appStr + "<param name=\"sepframe\" value=\"true\">";
        appStr = appStr + "<param name=\"debug\" value=\"false\">";
        appStr = appStr + "</applet>";
        appStr = appStr + "</div>";

        sshInfo.put("headerstr", headerStr);
        sshInfo.put("appletstr", appStr);
        getSessionBean1().setSshInfo(sshInfo);

        this.appletStr = appStr;
    }


    // </editor-fold>
    /**
     * <p>Construct a new Page bean instance.</p>
     */
    public ssh() {
    }

    /**
     * <p>Callback method that is called whenever a page is navigated to,
     * either directly via a URL, or indirectly via page navigation.
     * Customize this method to acquire resources that will be needed
     * for event handlers and lifecycle methods, whether or not this
     * page is performing post back processing.</p>
     * 
     * <p>Note that, if the current request is a postback, the property
     * values of the components do <strong>not</strong> represent any
     * values submitted with this request.  Instead, they represent the
     * property values that were saved for this view when it was rendered.</p>
     */
    @Override
    public void init() {
        // Perform initializations inherited from our superclass
        super.init();
        // Perform application initialization that must complete
        // *before* managed components are initialized
        // TODO - add your own initialiation code here

        // <editor-fold defaultstate="collapsed" desc="Managed Component Initialization">
        // Initialize automatically managed components
        // *Note* - this logic should NOT be modified
        try {
            _init();
        } catch (Exception e) {
            log("ssh Initialization Failure", e);
            throw e instanceof FacesException ? (FacesException) e : new FacesException(e);
        }

    // </editor-fold>
    // Perform application initialization that must complete
    // *after* managed components are initialized
    // TODO - add your own initialization code here

    }

    /**
     * <p>Callback method that is called after the component tree has been
     * restored, but before any event processing takes place.  This method
     * will <strong>only</strong> be called on a postback request that
     * is processing a form submit.  Customize this method to allocate
     * resources that will be required in your event handlers.</p>
     */
    @Override
    public void preprocess() {
    }

    /**
     * <p>Callback method that is called just before rendering takes place.
     * This method will <strong>only</strong> be called for the page that
     * will actually be rendered (and not, for example, on a page that
     * handled a postback and then navigated to a different page).  Customize
     * this method to allocate resources that will be required for rendering
     * this page.</p>
     */
    @Override
    public void prerender() {
        EC2Instance ec2Instance = null;
        if (ddl_InstanceIDs.getSelected() != null) {
            String selectedInstanceID = (String) ddl_InstanceIDs.getSelected();
            ec2Instance = getSessionBean1().getEC2InstanceDataProvider().getInstance(selectedInstanceID);
        } else {
            RowKey[] selectedRowKeys = getSessionBean1().getSelectedRowKeys();
            ec2Instance = getSessionBean1().getEC2InstanceDataProvider().getInstance(selectedRowKeys[0]);
        }
        tf_InstanceID.setText(ec2Instance.getinstanceId());
        tf_DNSName.setText(ec2Instance.getdnsName());
        setappletStr(ec2Instance.getdnsName());
    }

    /**
     * <p>Callback method that is called after rendering is completed for
     * this request, if <code>init()</code> was called (regardless of whether
     * or not this was the page that was actually rendered).  Customize this
     * method to release resources acquired in the <code>init()</code>,
     * <code>preprocess()</code>, or <code>prerender()</code> methods (or
     * acquired during execution of an event handler).</p>
     */
    @Override
    public void destroy() {
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected ApplicationBean1 getApplicationBean1() {
        return (ApplicationBean1) getBean("ApplicationBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected RequestBean1 getRequestBean1() {
        return (RequestBean1) getBean("RequestBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected SessionBean1 getSessionBean1() {
        return (SessionBean1) getBean("SessionBean1");
    }

    public String btn_Connect_action() {
        // TODO: Process the action. Return value is a navigation
        // case name where null will return to the same page.
        return null;
    }

    public String btn_Return_action() {
        // TODO: Process the action. Return value is a navigation
        // case name where null will return to the same page.
        TabSet tabSet = getSessionBean1().getCurrentTabSet();
        if (tabSet != null) {
            tabSet.setSelected("EC2_Instances");
            getSessionBean1().setCurrentTabSet(tabSet);
        }
        return "return";

    }

    public void ddl_InstanceIDs_processValueChange(ValueChangeEvent event) {
        String selectedInstanceID = (String) ddl_InstanceIDs.getSelected();
        EC2Instance ec2Instance = getSessionBean1().getEC2InstanceDataProvider().getInstance(selectedInstanceID);

        tf_InstanceID.setText(ec2Instance.getinstanceId());
        tf_DNSName.setText(ec2Instance.getdnsName());

        Properties awsProps = getSessionBean1().getAWSProps();
        Map sshInfo = new HashMap();

        sshInfo.put("instanceid", ec2Instance.getinstanceId());
        sshInfo.put("dnsname", ec2Instance.getdnsName());
        sshInfo.put("sshuser", awsProps.getProperty("ssh.user"));

        getSessionBean1().setSshInfo(sshInfo);
        form1.discardSubmittedValues("save");
    }
}

